CVE-2026-44213

The OpenTelemetry.Exporter.Instana exports telemetry to Instana backend. Prior to 1.1.0, the OpenTelemetry.Exporter.Instana NuGet package does not validate HTTPS/TLS certificates are valid when sending telemetry to a configured Instana back-end when a proxy is configured using the...

CVE-2026-44213

The OpenTelemetry.Exporter.Instana exports telemetry to Instana backend. Prior to 1.1.0, the OpenTelemetry.Exporter.Instana NuGet package does not validate HTTPS/TLS certificates are valid when sending telemetry to a configured Instana back-end when a proxy is configured using the...

EUVD-2026-32014

The OpenTelemetry.Exporter.Instana exports telemetry to Instana backend. Prior to 1.1.0, the OpenTelemetry.Exporter.Instana NuGet package does not validate HTTPS/TLS certificates are valid when sending telemetry to a configured Instana back-end when a proxy is configured using the...

CVE-2026-44213

The CVE affects the OpenTelemetry.Exporter.Instana NuGet package. Before version 1.1.0, when INSTANA_ENDPOINT_PROXY is set, the Transport.ConfigureBackendClient() code creates an HttpClient that disables TLS certificate validation, allowing a network attacker to perform a MitM on the proxy and re...

CVE-2026-44213

The OpenTelemetry.Exporter.Instana exports telemetry to Instana backend. Prior to 1.1.0, the OpenTelemetry.Exporter.Instana NuGet package does not validate HTTPS/TLS certificates are valid when sending telemetry to a configured Instana back-end when a proxy is configured using the...

Improper Certificate Validation

Overview OpenTelemetry.Exporter.Instana is an Instana Exporter for OpenTelemetry .NET Affected versions of this package are vulnerable to Improper Certificate Validation in the ConfigureBackendClient process when a proxy is configured using the INSTANAENDPOINTPROXY environment variable. An attack...

GHSA-WFR5-454P-MJC2 OpenTelemetry.Exporter.Instana bypasses TLS certificate validation when a proxy is configured

Summary The OpenTelemetry.Exporter.Instana NuGet package does not validate HTTPS/TLS certificates are valid when sending telemetry to a configured Instana back-end when a proxy is configured using the INSTANAENDPOINTPROXY environment variable. If a network attacker can Man-in-the-Middle MitM the...

OpenTelemetry.Exporter.Instana bypasses TLS certificate validation when a proxy is configured

Summary The OpenTelemetry.Exporter.Instana NuGet package does not validate HTTPS/TLS certificates are valid when sending telemetry to a configured Instana back-end when a proxy is configured using the INSTANAENDPOINTPROXY environment variable. If a network attacker can Man-in-the-Middle MitM the...

PT-2026-39240

Name of the Vulnerable Software and Affected Versions OpenTelemetry.Exporter.Instana affected versions not specified Description The OpenTelemetry.Exporter.Instana NuGet package fails to validate HTTPS/TLS certificates when sending telemetry to an Instana back-end if a proxy is configured via the...